Lexus SC II (2001-2005) red/blu Wiring diagrams

3 11 6 5 WSH-RLY WLVL 4 9 1 2 MPX- S/M S/S +2 AIRBAG BLK WIRE BLK/RED WIRE BLU WIRE BLU/ORG WIRE BLU/YEL WIRE COMBINATION METER COMBINATION SWITCH COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) D-IG FUSE ED (REAR OF LEFT FENDER) ENGINE ROOM 2 R/B (ON LEFT SIDE OF ENGINE COMPT, FORWARD OF STRUT TOWER) FRONT CONTROLLER FRONT WIPER MOTOR (ON LEFT SIDE OF FIREWALL) GRN WIRE GRY WIRE GRY/BLU WIRE HEADLAMP WASHER CIRCUIT HOT AT ALL TIMES HOT IN ON OR START IF (AT LEFT KICK PANEL) J/C 3 (IN ENGINE ROOM 2 R/B) J/C 8 MPX PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE J/B ECU (RIGHT SIDE KICK PANEL) RED WIRE RED/BLU WIRE RED/YEL WIRE VIO WIRE WASH RELAY WASHER FUSE WASHER IND WASHER LEVEL SENSOR WASHER MOTOR WHT WIRE WHT/GRN WIRE WHT/RED WIRE WIP WIPER FUSE YEL WIRE

1 2 14 FSR+ FSR- RBE+ AIR BAG SENSOR ASSEMBLY (AT CENTER OF DASH, BELOW RADIO) BL (UNDER DRIVER'S SEAT) BLK WIRE BLK/RED WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BQ (AT RIGHT QUARTERPANEL) BRN WIRE BUZZER CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM CTY D-IG FUSE DBKL DRIVER DOOR ECU (IN DRIVER'S DOOR) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE J/B ECU (BEHIND LEFT KICK PANEL) FRONT PASSENGER SEAT BELT WARNING LIGHT FUSE GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IH (UNDER STEERING COLUMN) INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND RIGHT SIDE OF DASH) J/C 9, 10 (BEHIND TOP LEFT END OF DASH) JC-18 JC-20 LEFT BUCKLE SWITCH (IN LEFT FRONT SEAT BELT BUCKLE) LEFT DOOR COURTESY SWITCH LT GRN/BLK WIRE MPX OPEN DOOR INDICATOR ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PBLT PNK/BLU WIRE RADIO 2 FUSE RED WIRE RED/BLU WIRE RED/WHT WIRE RIGHT BUCKLE SWITCH, OCCUPANT DETECTION SENSOR SEAT BELT INDICATOR TRANSPONDER KEY COMPUTER (LEFT SIDE OF DASH, BEHIND GAUGE ASSEMBLY) UNLOCK WARNING SWITCH WHT WIRE WHT/BLK WIRE WHT/BLU WIRE YEL WIRE

1 2 3 4 5 6 10 11 21 GND DN UP CPUB SIG BDR LMT 1 2 3 4 5 6 10 11 21 GND DN UP CPUB SIG BDR LMT SGND PLS 2 5 8 9 14 15 16 19 20 21 22 23 25 27 29 30 AUTO 2 9 20 22 23 25 27 29 30 AUTO WLSW 4 13 20 KUL KL CPSE AUTO BL (UNDER DRIVER'S SEAT) BLK WIRE BLK/ WHT WIRE BLK/ORG WIRE BLK/RED WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BQ (AT RIGHT QUARTER- PANEL) BRN WIRE BRN/WHT WIRE BZR CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMPUTER DATA LINES SYSTEM D DOOR FUSE DATA DDN DN AUTO UP AUTO DN MAN UP MAN DRIVER DOOR ECU (IN DRIVER'S DOOR) DUP ENGINE ROOM 1 R/B (ON RIGHT SIDE OF ENGINE COMPT, BEHIND STRUT TOWER) FUSE GRN WIRE GRN/RED WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR ACC HOT IN ON OR START IG RDA RSSI J/C 9, J/C 10 (BEHIND TOP LEFT END OF DASH) JC-18 JUNCTION CONNECTOR 13 (BEHIND RIGHT SIDE OF DASH) LEFT DOOR COURTESY SWITCH LEFT DOOR KEY LOCK/ UNLOCK SWITCH LEFT POWER WINDOW MOTOR LMT LMT PLS LUGGAGE ROOM J/B (AT LEFT REAR CORNER OF LUGGAGE COMPARTMENT) ML WLSW MPX RCO GND MPX-IG FUSE MUL MUP MDN CTY PWE ORG/ WIRE P DOOR FUSE PASSENGER DOOR ECU (IN RIGHT DOOR) PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PCT PLS PNK/BLU WIRE POWER WINDOW MASTER SWITCH PWS RADIO 2 FUSE RED WIRE RED/ BLU WIRE RED/BLU WIRE RED/WHT WIRE RIGHT DOOR COURTESY SWITCH RIGHT POWER WINDOW CONTROL SWITCH RIGHT POWER WINDOW MOTOR RSSI SECURITY FUSE THEFT DETERRENT ECU (BEHIND LEFT END OF DASH) VIO WIRE VIO/WHT WIRE W/L WHT WIRE WHT/ BLK WIRE WHT/BLK WIRE WHT/GRN WIRE WHT/RED WIRE WIRELESS DOOR LOCK BUZZER WIRELESS DOOR LOCK CONTROL RECEIVER (ON CENTER OF ROOF HEADER) YEL WIRE YEL/BLK WIRE YEL/RED WIRE

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 TFR+ TFL+ TMUT 1 2 3 4 5 6 7 8 9 10 11 12 SP+ AUI+ 1 4 SP+ SP- 4 1 SPI- SPI+ BLK WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/WHT WIRE BO (NEAR STEREO COMPONENT AMPLIFIER) BRN WIRE GRN WIRE GRN/RED WIRE GRY WIRE J/C 15 LEFT DOOR SPEAKER (SQUAWKER, TWEETER) LEFT FRONT WOOFER LEFT REAR SPEAKER LT GRN WIRE MTX+ TDX+ MUTE N-MU NAVI +B SP- AUI- GND NAV- NAV+ NAVO NAVIGATION AMPLIFIER (AT RIGHT REAR CORNER OF LUGGAGE COMPARTMENT) PNK MTX- TDX- WIRE PNK WIRE R - L - R+ L+ SPD TFR- TFL- REAR WOOFER RED WIRE RED/BLK WIRE RED/BLU WIRE RIGHT DOOR SPEAKER (SQUAWKER, TWEETER) RIGHT FRONT WOOFER RIGHT REAR SPEAKER SHORT CONNECTOR STEREO COMPONENT AMPLIFIER (AT RIGHT REAR CORNER OF LUGGAGE COMPT) TELEPHONE COMPUTER (CENTER REAR OF LUGGAGE COMPT) VIO WIRE W/ CELLULAR PHONE W/ NAVIGATION W/ NAVIGATION SYSTEM W/O CELLULAR PHONE W/O NAVIGATION W/O NAVIGATION SYSTEM WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE

1 2 3 4 5 6 QWR+ RMR- QWR- LMR- LMR+ RMR+ A/C CONTROL ASSEMBLY (BEHIND CENTER OF DASH) BLK WIRE BLK/WHT WIRE BLK/YEL WIRE BLU WIRE BLU/BLK WIRE BLU/ORG WIRE BLU/RED WIRE BLU/YEL WIRE BM (UNDER PASSENGER'S SEAT) BQ (AT RIGHT QUARTERPANEL) BRN WIRE COMPUTER DATA LINES SYSTEM DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) FUSE GND MPX- MPX+ GRN WIRE GRN/WHT WIRE GRN/YEL WIRE GRY WIRE HOT AT ALL TIMES HOT IN ON OR START IGN IH (UNDER STEERING COLUMN) INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) J/C 13 (BEHIND RIGHT SIDE OF DASH) JC-18 LEFT LUGGAGE COMPARTMENT DOOR DRIVE MOTOR (AT LEFT SIDE OF LUGGAGE COMPT) LEFT ROOF DRIVE MOTOR (BELOW LEFT "C" PILLAR) LLR LCR ES LOR LPRB LLRE LCRE RPR LPRE RORE ROR LT GRN WIRE LT GRN/BLK WIRE MPX-IG FUSE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PNK WIRE RED WIRE RED/BLK WIRE RED/BLU WIRE RED/YEL WIRE RIGHT LUGGAGE COMPARTMENT DOOR DRIVE MOTOR (AT RIGHT SIDE OF LUGGAGE COMPT) RIGHT QUARTER POWER WINDOW MOTOR RIGHT ROOF DRIVE MOTOR (BELOW RIGHT "C" PILLAR) SIG SGND RPRB RPRE LPR RHRE SLIDING ROOF CONTROL ECU (IN LEFT REAR OF LUGGAGE COMPT) SWE CLS VIO WIRE VIO/WHT WIRE WHT WIRE WHT/BLK WIRE WHT/GRN WIRE YEL WIRE YEL/BLK WIRE

1 2 3 4 5 6 7 8 9 10 KLS+ BLK WIRE BLU WIRE BLU/RED WIRE CENTER J/B (BEHIND RIGHT CENTER OF DASH) DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) STOP FUSE DRIVER SIDE J/B ECU (BEHIND LEFT KICK PANEL) STPI GRN WIRE GRN/WHT WIRE GRY WIRE HOT AT ALL TIMES HOT IN ACC OR ON HOT IN ON OR START IG (LEFT SIDE OF STEERING COLUMN) IH (UNDER STEERING COLUMN) INSTRUMENT PANEL J/B (BEHIND UPPER CENTER OF DASH) ORG/ WIRE P-IG FUSE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) RADIO 2 FUSE RED WIRE RED/BLU WIRE SHIFT LOCK CONTROL ECU (UNDER CENTER CONSOLE, NEAR SELECTOR LEVER) SOLENOID STOPLIGHT SWITCH (ON TOP OF BRAKE PEDAL BRACKET) WHT WIRE WHT/BLK WIRE

+SR P+ P- SIL D- D+ +SL 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 FSR+ FSR- AIR BAG SENSOR ASSEMBLY (AT CENTER OF DASH, BELOW RADIO) AIR BAG SQUIB (STEERING WHEEL PAD) BLK WIRE BLK/ORG WIRE BLK/WHT WIRE BLU WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE DMR- DMR+ DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) ESR FUSE GRN WIRE GRN/BLK WIRE GRN/RED WIRE GRY WIRE GRY/BLU WIRE HOT IN ON OR START LEFT DOOR SIDE AIR BAG SENSOR LEFT SIDE AIR BAG SQUIB LT GRN WIRE LT GRN/BLK WIRE MPX-IG FUSE ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PL- PL+ PNK WIRE PNK/BLU WIRE PR- PR+ RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT BUCKLE SWITCH, OCCUPANT DETECTION SENSOR (UNDER PASSENGER'S SEAT) RIGHT DOOR SIDE AIR BAG SENSOR RIGHT PRETENSIONER (AT BASE OF RIGHT "B" PILLAR) RIGHT SIDE AIR BAG SENSOR (BEHIND INTERIOR TRIM, FORWARD OF REAR WHEEL) RIGHT SIDE AIR BAG SQUIB SFL- SFL+ DML+ DML- SFR+ SFR- SL- SR- SSL- SSR+ VUPR SSR- SSR- RBE+ ESR SSR+ VUPR VIO WIRE VIO/WHT WIRE VUPL SSL+ ESL WHT WIRE WHT/BLK WIRE WHT/BLU WIRE WHT/GRN WIRE WHT/RED WIRE YEL WIRE YEL/BLK WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/PNK WIRE YEL/RED WIRE

3 2 MPX 2 MPX 1 4 3 2 1 ESL SSL- SSL+ VUPL A/C CONTROL ASSEMBLY AIR BAG AIR BAG SQUIB (FRONT PASSENGER AIR BAG ASSSEMBLY) BL (UNDER DRIVER'S SEAT) BLK WIRE BLK/RED WIRE BLK/WHT WIRE BLU WIRE BLU/ORG WIRE BLU/WHT WIRE BLU/YEL WIRE BRN WIRE BRN/WHT WIRE COMBINATION METER D-IG FUSE DATA LINK CONNECTOR 3 (PARTIAL) (BEHIND LEFT SIDE OF DASH) DBKL DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) DRIVER SIDE J/B ECU (BEHIND LEFT KICK PANEL) ENGINE CONTROL MODULE (AT LEFT SIDE OF ENGINE COMPARTMENT, IN ECU BOX) ENGINE ROOM 2 R/B (ON LEFT FRONT OF ENGINE COMPARTMENT, FORWARD OF STRUT TOWER) FRONT CONTROLLER GATEWAY ECU (BEHIND RIGHT SIDE OF DASH) GRY/BLU WIRE HOT IN ON OR START J/C 20 (UNDER RIGHT SIDE OF DRIVER'S SEAT) J/C 9 (BEHIND TOP LEFT END OF DASH) LEFT BUCKLE SWITCH (IN LEFT FRONT SEAT BELT BUCKLE) LEFT FRONT AIR BAG SENSOR (AT LEFT FRONT OF ENGINE COMPARTMENT) LEFT SIDE AIR BAG SENSOR (BEHIND INTERIOR TRIM, FORWARD OF LEFT REAR WHEEL) LT GRN/BLK WIRE MPX ORG/ WIRE PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PASSENGER SIDE J/B ECU PNK/BLU WIRE RED WIRE RED/BLU WIRE RED/WHT WIRE RED/YEL WIRE RIGHT FRONT AIR BAG SENSOR (AT RIGHT FRONT OF ENGINE COMPARTMENT) SKID CONTROL ECU (BEHIND LEFT SIDE OF DASH) SOLID STATE SRS TIRE PRESSURE MONITOR RECEIVER (BEHIND CENTER OF DASH, BELOW RADIO) WHT WIRE WHT/BLK WIRE WHT/RED WIRE YEL WIRE YEL/GRN WIRE YEL/GRY WIRE YEL/PNK WIRE YEL/RED WIRE

1 2 3 5 6 7 8 9 +B BLK WIRE BLU/ORG WIRE BRN WIRE BUZZER CENTER J/B (BEHIND RIGHT CENTER OF DASH) COMBINATION METER COMPUTER DATA LINES SYSTEM D-IG FUSE DRIVER SIDE J/B (BEHIND LEFT KICK PANEL) FUSE HOT AT ALL TIMES HOT IN ON OR START IH (UNDER STEERING COLUMN) JUNCTION CONNECTOR 13 (BEHIND RIGHT SIDE OF DASH) LEFT REAR TIRE PRESSURE ANTENNA (AT LEFT REAR SIDE OF LUGGAGE COMPT) MPX PASSENGER SIDE J/B (BEHIND RIGHT KICK PANEL) PNK SW GND RL FR FL WIRE PNK WIRE RED WIRE RED/BLU WIRE RIGHT FRONT TIRE PRESSURE ANTENNA (AT RIGHT FRONT WHEELWELL) SKID CONTROL ECU (BEHIND LEFT END OF DASH) TIRE PRESSURE INDICATOR TIRE PRESSURE MONITOR RECEIVER (BEHIND CENTER OF DASH, BELOW RADIO) TIRE SELECT SWITCH VIO WIRE WHT WIRE WHT/BLK WIRE YEL WIRE